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authorAlex Shi <alex.shi@linux.alibaba.com>2020-12-15 06:06:42 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2020-12-15 23:13:40 +0300
commita5eb011afe07077e19dbefa6e6259b667dd27aa0 (patch)
tree384ad5b45ec0438b91bbf3c54a1a6ab789a42447 /mm/memcontrol.c
parent013339df116c2ee0d796dd8bfb8f293a2030c063 (diff)
downloadlinux-a5eb011afe07077e19dbefa6e6259b667dd27aa0.tar.xz
mm/memcg: update page struct member in comments
The page->mem_cgroup member is replaced by memcg_data, and add a helper page_memcg() for it. Need to update comments to avoid confusing. Link: https://lkml.kernel.org/r/1491c150-1cc0-6062-08ea-9c891548a3bc@linux.alibaba.com Signed-off-by: Alex Shi <alex.shi@linux.alibaba.com> Acked-by: Roman Gushchin <guro@fb.com> Cc: Johannes Weiner <hannes@cmpxchg.org> Cc: Michal Hocko <mhocko@kernel.org> Cc: Vladimir Davydov <vdavydov.dev@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/memcontrol.c')
-rw-r--r--mm/memcontrol.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 08a8fac29f6a..758613277286 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -1324,7 +1324,7 @@ int mem_cgroup_scan_tasks(struct mem_cgroup *memcg,
* @page: the page
* @pgdat: pgdat of the page
*
- * This function relies on page->mem_cgroup being stable - see the
+ * This function relies on page's memcg being stable - see the
* access rules in commit_charge().
*/
struct lruvec *mem_cgroup_page_lruvec(struct page *page, struct pglist_data *pgdat)
@@ -2879,7 +2879,7 @@ static void commit_charge(struct page *page, struct mem_cgroup *memcg)
{
VM_BUG_ON_PAGE(page->mem_cgroup, page);
/*
- * Any of the following ensures page->mem_cgroup stability:
+ * Any of the following ensures page's memcg stability:
*
* - the page lock
* - LRU isolation